From: Michael Ellerman <patch-notifications@ellerman.id.au>
To: Madhavan Srinivasan <maddy@linux.vnet.ibm.com>
Cc: Madhavan Srinivasan <maddy@linux.vnet.ibm.com>,
linuxppc-dev@lists.ozlabs.org
Subject: Re: powerpc/perf: Fix thersholding counter data for unknown type
Date: Sat, 22 Dec 2018 20:54:35 +1100 (AEDT) [thread overview]
Message-ID: <43MLSW6nspz9sMQ@ozlabs.org> (raw)
In-Reply-To: <1544347095-19428-1-git-send-email-maddy@linux.vnet.ibm.com>
On Sun, 2018-12-09 at 09:18:15 UTC, Madhavan Srinivasan wrote:
> MMCRA[34:36] and MMCRA[38:44] expose the thresholding counter value.
> Thresholding counter can be used to count latency cycles such as
> load miss to reload. But threshold counter value is not relevant
> when the sampled instruction type is unknown or reserved. Patch to
> fix the thersholding counter value to zero when sampled instruction
> type is unknown or reserved.
>
> Fixes: 170a315f41c6('powerpc/perf: Support to export MMCRA[TEC*] field to userspace')
> Signed-off-by: Madhavan Srinivasan <maddy@linux.vnet.ibm.com>
Applied to powerpc next, thanks.
https://git.kernel.org/powerpc/c/17cfccc91545682513541924245abb
cheers
prev parent reply other threads:[~2018-12-22 10:08 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-12-09 9:18 [PATCH] powerpc/perf: Fix thersholding counter data for unknown type Madhavan Srinivasan
2018-12-22 9:54 ` Michael Ellerman [this message]
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=43MLSW6nspz9sMQ@ozlabs.org \
--to=patch-notifications@ellerman.id.au \
--cc=linuxppc-dev@lists.ozlabs.org \
--cc=maddy@linux.vnet.ibm.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.